Caterpillar 14H Motor Graders Repair & Service Manual
Caterpillar 14H Motor Graders Repair & Service Manual
Complete official repair service manual with electrical wiring diagrams for Caterpillar 14H Motor Graders, with all the shop information to maintain, diagnose, repair, rebuild like professional mechanics.
Caterpillar 14H Motor Graders workshop service repair manual includes:
* Numbered table of contents easy to use so that you can find the information you need fast.
* Detailed sub-steps expand on repair procedure information
* Numbered instructions guide you through every repair procedure step by step.
* Troubleshooting and electrical service procedures are combined with detailed wiring diagrams for ease of use.
* Notes, cautions and warnings throughout each chapter pinpoint critical information.
* Bold figure number help you quickly match illustrations with instructions.
* Detailed illustrations, drawings and photos guide you through every procedure.
* Enlarged inset helps you identify and examine parts in detail.
PRODUCT DETAILS:
Total Pages: 2,012 pages
File Format: PDF (bookmarked, Searchable, Printable, high quality)
RENR4118 - Specifications (120H, 12H, 135H, 140H, 143H, 14H, 160H, 163H & 16H Motor Graders Secondary Steering System)
Check Valve (Secondary Steering)
Electric Drive Pump (Secondary Steering)
Magnetic Switch (Secondary Steering)
Pressure Switch (Secondary Steering)
Relief Valve (Secondary Steering)
RENR4118 - Specifications (120H, 12H, 135H, 140H, 143H, 14H, 160H, 163H & 16H Motor Graders Secondary Steering System)
RENR4118 - Systems Operation (120H, 12H, 135H, 140H, 143H, 14H, 160H, 163H & 16H Motor Graders Secondary Steering System)
Features
Hydraulic Schematic
Introduction
Location of Electrical Components
Location of Hydraulic Components
Pressure Switch (Secondary Steering)
Secondary Steering Control
Secondary Steering Electrical System
Secondary Steering Hydraulic System
Secondary Steering System
RENR4118 - Systems Operation (120H, 12H, 135H, 140H, 143H, 14H, 160H, 163H & 16H Motor Graders Secondary Steering System)
RENR4118 - Testing & Adjusting (120H, 12H, 135H, 140H, 143H, 14H, 160H, 163H & 16H Motor Graders Secondary Steering System)
Relief Valve (Secondary Steering) - Test
RENR4118 - Testing & Adjusting (120H, 12H, 135H, 140H, 143H, 14H, 160H, 163H & 16H Motor Graders Secondary Steering System)
RENR4118 - Troubleshooting (120H, 12H, 135H, 140H, 143H, 14H, 160H, 163H & 16H Motor Graders Secondary Steering System)
Electrical System
General Information
Hydraulic System
Machine Preparation for Troubleshooting
Operational Checks
Service Tools
Visual Inspection
RENR4118 - Troubleshooting (120H, 12H, 135H, 140H, 143H, 14H, 160H, 163H & 16H Motor Graders Secondary Steering System)
RENR4169 - Disassembly & Assembly (14H Motor Grader 3176C Engine Supplement)
Aftercooler - Remove and Install
Air Cleaner - Remove and Install
Air Compressor - Assemble
Air Compressor - Disassemble
Air Compressor - Install
Air Compressor - Remove
Alternator - Remove and Install
Battery - Remove and Install
Electric Starting Motor - Remove and Install
Engine - Install
Engine Oil Cooler - Remove and Install
Engine Oil Filler - Remove and Install
Engine Oil Filter Base - Assemble
Engine Oil Filter Base - Disassemble
Engine Oil Filter Base - Install
Engine Oil Filter Base - Remove
Engine - Remove
Engine Support (Front) - Remove and Install
Fuel Filter (Secondary) and Fuel Filter Base - Remove and Install
Fuel Priming Pump - Remove and Install
Hood - Install
Hood - Remove
Muffler - Remove and Install
Radiator Guard and Support, Aftercooler, and Radiator - Install
Radiator Guard and Support, Aftercooler, and Radiator - Remove
Radiator - Remove and Install
Rear Chassis Support - Install
Rear Chassis Support - Remove
Refrigerant Compressor - Remove and Install
Refrigerant Condenser - Remove and Install
Removal Procedure
Turbocharger - Remove and Install
Water Pump - Install
Water Pump - Remove
Water Separator and Fuel Filter (Primary) - Remove and Install
RENR4169 - Disassembly & Assembly (14H Motor Grader 3176C Engine Supplement)
RENR4173 - Specifications (14H & 16H Motor Graders Power Train)
Air Conditioner
Battery
Case and Frame
Clutch Control (Modulation)
Differential and Bevel Gear
Differential
Drive Chain
Final Drive
Fuel Tank
Gear Pump (Transmission Charging and Scavenge)
Governor Control
Muffler
Oil Filter (Power Train)
Rollover Protective Structure (ROPS) - If Equipped SMCS - 7325
Selector and Pressure Control Valve
Solenoid Valve (Differential Lock)
Tandem and Cover
Transmission and Transfer Gears
Transmission Control Linkage
Transmission Control Valve
Transmission Oil Cooler
Transmission
Wheel Group
Window Wipers
RENR4173 - Specifications (14H & 16H Motor Graders Power Train)
RENR4174 - Systems Operation (14H & 16H Motor Graders Power Train)
Differential and Bevel Gear
Final Drive and Tandem Drive
Graphic Color Codes
Introduction
Location of Hydraulic Components
Power Train Hydraulic System
Transmission and Transfer Gears
Transmission Control Valve
RENR4174 - Systems Operation (14H & 16H Motor Graders Power Train)
RENR4174 - Testing and Adjusting (14H & 16H Motor Graders Power Train)
Differential and Bevel Gear - Adjust
Differential Lock Pressure - Check
Direction Clutch Pressure - Test
Final Drive Bearings - Adjust
Pilot Pressure - Test
Pump Efficiency (Gear Pumps) - Test
Speed Clutch Pressure - Test and Adjust
Transmission Charging Pump Pressure - Test and Adjust
Transmission Control - Adjust
Transmission Lubrication Oil Pressure - Test
Transmission Oil Cooler Pressure - Test
RENR4174 - Testing and Adjusting (14H & 16H Motor Graders Power Train)
RENR4174 - Troubleshooting (14H & 16H Motor Graders Power Train)
General Information
Machine Preparation for Troubleshooting
Operational Checks
Power Train
Visual Inspection
RENR4174 - Troubleshooting (14H & 16H Motor Graders Power Train)
RENR4178 - Disassembly & Assembly (14H Motor Grader Power Train)
Axle - Remove and Install
Brake Actuator - Assemble
Brake Actuator - Disassemble
Brake Actuator - Install
Brake Actuator - Remove
Differential and Bevel Gear - Assemble
Differential and Bevel Gear - Disassemble
Differential and Bevel Gear - Install
Differential and Bevel Gear - Remove
Drive Chain - Install
Drive Chain - Remove
Drive Sprocket - Remove and Install
Final Drive - Assemble
Final Drive - Disassemble
Final Drive - Install
Final Drive - Remove
Gear Pump (Transmission Charging and Scavenge) - Assemble
Gear Pump (Transmission Charging and Scavenge) - Disassemble
Gear Pump (Transmission Charging and Scavenge) - Install
Gear Pump (Transmission Charging and Scavenge) - Remove
Machine Preparation for Disassembly and Assembly
Relief Valve (Main) - Assemble
Relief Valve (Main) - Disassemble
Relief Valve (Main) - Install
Relief Valve (Main) - Remove
Service Brake (Wheel Spindle) - Assemble
Service Brake (Wheel Spindle) - Disassemble
Service Brake (Wheel Spindle) - Install
Service Brake (Wheel Spindle) - Remove
Tandem and Cover - Remove and Install
Transmission and Transfer Gears - Assemble
Transmission and Transfer Gears - Disassemble
Transmission and Transfer Gears - Install
Transmission and Transfer Gears - Remove
Transmission Control Valve - Assemble
Transmission Control Valve - Disassemble
Transmission Control Valve - Install
Transmission Control Valve - Remove
Transmission Oil Cooler - Install
Transmission Oil Cooler - Remove
Transmission Oil Filter Base - Assemble
Transmission Oil Filter Base - Disassemble
Transmission Oil Filter Base - Install
Transmission Oil Filter Base - Remove
Wheel (Rear) - Remove and Install
RENR4178 - Disassembly & Assembly (14H Motor Grader Power Train)
RENR4179 - Specifications (14H & 16H Motor Graders Hydraulic & Steering System)
Accumulator (Blade Cushion)
Accumulator (Steering)
Articulated Hitch
Articulation Cylinder Mounting
Articulation Cylinder
Blade Lift Cylinder Mounting
Blade Lift Cylinder
Blade Lift
Blade Tip Cylinder
Centershift Cylinder Mounting
Centershift Cylinder
Circle Drive
Circle
Combination Valve 1
Combination Valve 2
Control Valve (Articulation)
Control Valve (Blade Lift)
Control Valve (Blade Tip)
Control Valve (Centershift)
Control Valve (Circle Drive)
Control Valve (Ripper)
Control Valve (Sideshift)
Control Valve (Snow Plow_Dozer Lift)
Control Valve (Wheel Lean)
Control Valve (Wing Lift)
Control Valve (Wing Tilt)
Drawbar
Front Axle
Gear Motor (Hydraulic Fan)
Hydraulic Tank and Filter
Instrument Panel
Metering Pump (Steering)
Operator Console
Piston Pump (Hydraulic and Steering)
Piston Pump (Hydraulic Fan)
Position Sender (Articulation)
Pressure Sensor (Hydraulic Fan)
Pump Control Valve (Hydraulic Fan)
Pump Control Valve (Hydraulic, Steering)
Pump Drive Shaft (Implement and Steering)
Pump Mounting
Relief Valve (Blade Lift)
Relief Valve (Blade Tip)
Relief Valve (Implement)
Relief Valve (Ripper)
Relief Valve (Sideshift)
Relief Valve (Signal)
Relief Valve (Snow Plow_Dozer Lift)
Relief Valve (Steering Cylinder Crossover)
Relief Valve (Steering)
Relief Valve (Wing Lift)
Relief Valve (Wing Tilt)
Ripper Lift Cylinder
Shuttle Valve
Sideshift Cylinder
Solenoid Valve (Blade Cushion)
Solenoid Valve (Hydraulic Fan)
Solenoid Valve Mounting (Hydraulic Fan)
Steering Control
Steering Cylinder
Swivel
Temperature Switch (Hydraulic Oil)
Valve and Linkage Group
Wheel Lean Cylinder Mounting
Wheel Lean Cylinder
RENR4179 - Specifications (14H & 16H Motor Graders Hydraulic & Steering System)
RENR4183 - Systems Operation (14H & 16H Motor Graders Hydraulic and Steering System)
Blade Cushion
Combination Valve
Control Valve (Blade Lift)
Control Valve (Implement)
Fan Drive System
Graphic Color Codes
Hydraulic and Steering System
Hydraulic Schematic
Hydraulic Tank and Filter
Implement System
Introduction
Location Of Components
Metering Pump (Steering)
Piston Pump (Hydraulic and Steering)
Piston Pump (Hydraulic Fan)
Relief Valve (Steering Cylinder Crossover)
Steering System
RENR4183 - Systems Operation (14H & 16H Motor Graders Hydraulic and Steering System)
RENR4183 - Testing & Adjusting (14H & 16H Motor Graders Hydraulic and Steering System)
Accumulator (Blade Cushion) - Test and Charge
Accumulator (Steering) - Test and Charge
Axle Toe-In (Front) - Adjust
Bearing End Play (Piston Pump) - Adjust
Cylinder Cycle Time - Check
Disc Pack Preload for Circle Drive - Adjust
Hydraulic Cylinder Drift - Check
Piston Pump Cutoff Pressure (Hydraulic Fan) - Test and Adjust
Piston Pump Margin Pressure (Hydraulic Fan) - Test and Adjust
Position Sender (Articulation) - Adjust
Pump Control Valve (Hydraulic, Steering) - Test and Adjust
Pump Efficiency (Gear Pumps) - Test
Relief Valves (Implement) - Test and Adjust
Relief Valve (Steering) - Test and Adjust
Steering Linkage - Adjust
Steering System - Purge
Steering Wheel Slip - Check
RENR4183 - Testing & Adjusting (14H & 16H Motor Graders Hydraulic and Steering System)
RENR4183 - Troubleshooting (14H & 16H Motor Graders Hydraulic and Steering System)
General Information
Hydraulic and Steering System
Machine Preparation for Troubleshooting
Operational Checks
Visual Inspection
RENR4183 - Troubleshooting (14H & 16H Motor Graders Hydraulic and Steering System)
RENR4184 - Schematic (14H Motor Grader Hydraulic System)
Collage
Main
RENR4184 - Schematic (14H Motor Grader Hydraulic System)
RENR4188 - Specifications (14H & 16H Motor Graders Air System and Brakes)
Air Compressor
Air Control Valve (Parking Brake)
Air Horn
Centershift Lock Pin
Check Valve (Air Tank)
Check Valve (Parking Brake Release)
Governor (Air Compressor)
Parking Brake Actuator
Parking Brake Control
Parking Brake
Pressure Switch (Brake Air) (Parking Brake)
Pressure Switch (Brake Air) (Stop Lamp)
Pressure Switch (Low Brake Air)
Quick-Release Valve
Relief Valve (Air Tank)
Service Brake Control
Service Brakes
Solenoid Valve (Air Horn)
Solenoid Valve (Centershift Lock)
Solenoid Valve (Parking Brake)
RENR4188 - Specifications (14H & 16H Motor Graders Air System and Brakes)
RENR4189 - Systems Operation (14H & 16H Motor Graders Air System & Brakes)
Air Compressor
Air Control Valve (Parking Brake)
Air Control Valve (Service Brakes)
Air Dryer
Air Horn
Air System and Brakes
Air System Schematic
Centershift Lock
Introduction
Location of Components
Monitoring System
Parking Brake Actuator
Parking Brake
Quick-Release Valve
Relief Valve (Air Tank)
Service Brakes
RENR4189 - Systems Operation (14H & 16H Motor Graders Air System & Brakes)
RENR4189 - Testing & Adjusting (14H & 16H Motor Graders Air System & Brakes)
Air Compressor Governor - Test and Adjust
Air Pressure Gauge - Test
Air System - Test
Bearing Preload for Service Brake - Adjust
Brake Disc Wear - Check
Limit Switch (Service Brake) - Test and Adjust
Parking Brake Actuator - Adjust
Parking Brake Control - Adjust
Parking Brake - Test
Pressure Switch (Brake Air) (Stop Lamp) - Test
Pressure Switch (Low Brake Air) - Test
Service Brake Control (Pedal) - Adjust
Service Brake Control Valve - Check
Service Brakes - Test
RENR4189 - Testing & Adjusting (14H & 16H Motor Graders Air System & Brakes)
RENR4189 - Troubleshooting (14H & 16H Motor Graders Air System & Brakes)
Air System and Brakes
General Information
Machine Preparation for Troubleshooting
Operational Checks
Visual Inspection
RENR4189 - Troubleshooting (14H & 16H Motor Graders Air System & Brakes)
RENR4193 - Disassembly & Assembly (14H Motor Grader Machine Systems)
Air Control Valve (Parking Brake) - Assemble
Air Control Valve (Parking Brake) - Disassemble
Air Control Valve (Parking Brake) - Install
Air Control Valve (Parking Brake) - Remove
Air Control Valve (Service Brake) - Assemble
Air Control Valve (Service Brake) - Disassemble
Air Control Valve (Service Brake) - Install
Air Control Valve (Service Brake) - Remove
Air Dryer - Remove and Install
Air Tank - Remove and Install
Articulation Cylinder - Remove and Install
Bank Valve - Assemble - Bank Valve with Hydraulic Detent
Bank Valve - Assemble - Bank Valve with Mechanical Detent
Bank Valve - Assemble - Bank Valve with out Detent
Bank Valve - Disassemble - Bank Valve with Hydraulic Detent
Bank Valve - Disassemble - Bank Valve with Mechanical Detent
Bank Valve - Disassemble - Bank Valve with out Detent
Bank Valve - Install
Bank Valve - Remove
Blade - Install
Blade Lift Arm - Install
Blade Lift Arm - Remove
Blade Lift Cylinder - Remove and Install
Blade - Remove
Blade Tip Cylinder - Remove and Install
Blower Motor (Air Conditioner and Heater) - Remove and Install
Cab - Install
Cab - Remove
Centershift Cylinder - Remove and Install
Centershift Lock Bar and Front Frame Bushings - Install
Centershift Lock Bar and Front Frame Bushings - Remove
Centershift Lock - Install
Centershift Lock - Remove
Circle Drive - Assemble
Circle Drive - Disassemble
Circle Drive - Install
Circle Drive - Remove
Circle - Install
Circle - Remove
Combination Valve - Assemble
Combination Valve - Disassemble
Combination Valve - Install
Combination Valve - Remove
Drawbar - Install
Drawbar - Remove
Duo-Cone Conventional Seals - Install
Fan and Gear Motor (Hydraulic Fan) - Install
Fan and Gear Motor (Hydraulic Fan) - Remove
Front Axle - Install
Front Axle - Remove
Front Frame from Rear Frame - Separate
Front Frame to Rear Frame - Connect
Fuel Tank (Left Side) - Install
Fuel Tank (Left Side) - Remove
Fuel Tank (Right Side) - Install
Fuel Tank (Right Side) - Remove
Gear Motor (Fan Drive) - Assemble
Gear Motor (Fan Drive) - Disassemble
Gerotor Motor (Circle Drive) - Assemble
Gerotor Motor (Circle Drive) - Disassemble
Gerotor Motor (Circle Drive) - Install
Gerotor Motor (Circle Drive) - Remove
Hydraulic Tank and Filter - Remove and Install
Metering Pump (Steering) - Remove and Install
Piston Pump (Fan Drive) - Assemble
Piston Pump (Fan Drive) - Disassemble
Piston Pump (Fan Drive) - Install
Piston Pump (Fan Drive) - Remove
Piston Pump (Hydraulic and Steering) - Assemble
Piston Pump (Hydraulic and Steering) - Disassemble
Piston Pump (Hydraulic and Steering) - Install
Piston Pump (Hydraulic and Steering) - Remove
Pump Drive Shaft - Remove and Install
Ripper - Install
Ripper Lift Cylinder - Remove and Install
Ripper - Remove
Seat - Remove and Install
Sideshift Cylinder - Remove and Install
Solenoid Valve (Centershift Lock) - Remove and Install
Steering Cylinder - Remove
Swivel - Assemble
Swivel - Disassemble
Swivel - Install
Swivel - Remove
Tie Rod (Steering) - Remove and Install
Wheel Lean Arm and Axle Bushings - Install
Wheel Lean Arm and Axle Bushings - Remove
Wheel Lean Bar - Remove and Install
Wheel Lean Cylinder - Remove and Install
Wheel - Remove and Install
Wheel Spindle and Wheel Spindle Housing - Install
Wheel Spindle and Wheel Spindle Housing - Remove
Wheel Spindle - Install
Wheel Spindle - Remove
Window Wiper and Wiper Motor (Front) - Remove and Install
Window Wiper and Wiper Motor (Rear) - Remove and Install
RENR4193 - Disassembly & Assembly (14H Motor Grader Machine Systems)
RENR4194 - Schematic (14H Motor Grader Electrical System)
Collage
Main
RENR4194 - Schematic (14H Motor Grader Electrical System)
RENR4199 - Schematic (16H Motor Grader Electrical System)
Collage
Main
RENR4199 - Schematic (16H Motor Grader Electrical System)
